package com.yjr.gulimall.product.exception;

import com.yjr.common.exception.BizCodeEnum;
import com.yjr.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@Slf4j
@RestControllerAdvice(basePackages = "com.yjr.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        BindingResult bindingResult = e.getBindingResult();
        Map<String,String> map=new HashMap<>();
        bindingResult.getFieldErrors().forEach(fieldError -> {
            String message=fieldError.getDefaultMessage();
            String filed=fieldError.getField();

            map.put(filed,message);
        });

        log.error("数据校验出现问题{},异常类型{}",e.getMessage(),e.getClass());

        return  R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(), BizCodeEnum.VAILD_EXCEPTION.getMsg()).put("data",map);
    }

    @ExceptionHandler(value = Throwable.class)
    public  R handleException(Throwable throwable){
        throwable.printStackTrace();
        log.error("未知异常{},异常类型{}",throwable.getMessage(),throwable.getClass());

        return  R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(), BizCodeEnum.UNKNOW_EXCEPTION.getMsg());
    }
}
